var s1 = "12232324.343443";
var s2 = "9458";
var n1 = ~~s1;
var n2 = ~~s2;
var n1 = Number(s1);
var n2 = Number(s2);
FAQ: FAQ
Source code: GitHub/MeasureThat.net
Report issues: MeasureThat.net/Issues
Based on: Benchmark.js
Facebook page: https://www.facebook.com/MeasureThat.Net
Python benchmarks support: Pyodide